Lewis, S. (2016). Superfood breakfasts!: 50 smoothie bowls, power bars & energy balls. Lorenz Books.
Čikaški stil citiranja (17. izdanje)Lewis, Sara. Superfood Breakfasts!: 50 Smoothie Bowls, Power Bars & Energy Balls. London: Lorenz Books, 2016.
MLA način citiranja (9. izdanje)Lewis, Sara. Superfood Breakfasts!: 50 Smoothie Bowls, Power Bars & Energy Balls. Lorenz Books, 2016.
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